Brazilian Sign Language (Libras) data set with 20 signs for sign language and gesture recognition benchmark:

• Acontecer (To happen)
• Aluno (Student)
• Amarelo (Yellow)
• América (America)
• Aproveitar (To enjoy)
• Bala (Candy)
• Banco (Bank)
• Banheiro (Bathroom)
• Barulho (Noise)
• Cinco (Five)
• Conhecer (To know)
• Espelho (Mirror)
• Esquina (Corner)
• Filho (Son)
• Maçã (Apple)
• Medo (Fear)
• Ruim (Bad)
• Sapo (Frog)
• Vacina (Vaccine)
• Vontade (Will)

Each one of the signs was recorded 5 times by 12 signers, using a Chroma Key background. Among the signers are men and women with basic to advanced knowledge in BSL. Videos are in 1920 x 1080 MP4 files (30 fps).

Disclaimer:

Signer 3 is missing: - Aluno (Student) - América (America) - Cinco (Five)

Signer 4 is missing: - Filho (Son)

Signer 9 is missing: - Amarelo (Yellow) - Banheiro (Bathroom) - Conhecer (To know) - Esquina (Corner) - Medo (Fear)

Signer 7 has extra recordings: - Barulho (Noise) - 2 extra - Filho (Son) - 1 extra

Former name: Libras-20